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| author | Artem Strygin <art-snake@yandex-team.ru> | 2017-08-02 14:27:22 +0300 |
|---|---|---|
| committer | Chromium commit bot <commit-bot@chromium.org> | 2017-08-02 21:20:33 +0000 |
| commit | 17b1c191da26e477c6898a8b06f2ff624f9e4c6b (patch) | |
| tree | 6c383224fc0c8c1d9ef2c8eb9df6fe0352fe4b9a /core/fpdfapi/parser/cpdf_parser.h | |
| parent | 17e54528fe0a2203074f4d086677d14c33cf7253 (diff) | |
| download | pdfium-17b1c191da26e477c6898a8b06f2ff624f9e4c6b.tar.xz | |
Unify parsing of cross refs v4
Change-Id: I7e3d45263a0bae61fd86fd4c3710de7fc0b9347d
Reviewed-on: https://pdfium-review.googlesource.com/9290
Reviewed-by: Wei Li <weili@chromium.org>
Commit-Queue: Art Snake <art-snake@yandex-team.ru>
Diffstat (limited to 'core/fpdfapi/parser/cpdf_parser.h')
| -rw-r--r-- | core/fpdfapi/parser/cpdf_parser.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/core/fpdfapi/parser/cpdf_parser.h b/core/fpdfapi/parser/cpdf_parser.h index ece1e6a2d4..759d042360 100644 --- a/core/fpdfapi/parser/cpdf_parser.h +++ b/core/fpdfapi/parser/cpdf_parser.h @@ -148,6 +148,11 @@ class CPDF_Parser { kEndObj }; + struct CrossRefObjData { + uint32_t obj_num = 0; + ObjectInfo info; + }; + CPDF_Object* ParseDirect(CPDF_Object* pObj); bool LoadAllCrossRefV4(FX_FILESIZE pos); bool LoadAllCrossRefV5(FX_FILESIZE pos); @@ -169,6 +174,16 @@ class CPDF_Parser { // the objects. bool VerifyCrossRefV4(); + // If out_objects is null, the parser position will be moved to end subsection + // without additional validation. + bool ParseAndAppendCrossRefSubsectionData( + uint32_t start_objnum, + uint32_t count, + std::vector<CrossRefObjData>* out_objects); + bool ParseCrossRefV4(std::vector<CrossRefObjData>* out_objects, + uint32_t* start_obj_num_at_last_block); + void MergeCrossRefObjectsData(const std::vector<CrossRefObjData>& objects); + CFX_UnownedPtr<CPDF_Document> m_pDocument; bool m_bHasParsed; bool m_bXRefStream; |